Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MJS callsign genealogy
Currently held by Sullivan, Michael J
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W7MJS's current licensee, walking backwards.
- Sullivan, Michael JWYgranted 1994-10-03cancelled 2004-01-03
Successor callsigns
Callsigns held now by people who previously held W7MJS.
No current licensee on record previously held this callsign.